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posted by joe on Monday, January 7, 2013 at 7:19pm.
simplyfy in two steps by removing parathensis (4xy-3y^3)_(xy+y^2)
= 4xy+xy-3y^3+y^2 = 5xy-3y^3+y^2 Ms. Sue will check if I am right but atleast I got some practice LOL!
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